In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.